Sound machine



FIG. 1 is a perspective view of a sound machine;

FIG. 2 is a front view of the sound machine of FIG. 1;

FIG. 3 is a rear view of the sound machine of FIG. 1;

FIG. 4 is a right side view of the sound machine of FIG. 1;

FIG. 5 is a left side view of the sound machine of FIG. 1;

FIG. 6 is a top plan view of the sound machine of FIG. 1; and,

FIG. 7 is a bottom plan view of the sound machine of FIG. 1.

The broken lines in the drawings depict portions of the sound machinethat form no part of the claim design.

CLAIM The ornamental design for a sound machine, as shown and described.